Ex Arsenal striker predicts Gunners will will reach the Europa League last eight.
Arsenal suffered a shock 3-1 defeat away to Rennes in the Europa League.
After taking the lead, this was a disastrous performance for the Gunners.
Arsenal had led 1-0 before Sokratis’ red card sparked a complete collapse.
Former Arsenal striker John Hartson still believes Arsenal will qualify for the next round next week.
The away goal could be crucial as a 2-0 lead will see Arsenal go through.
Arsenal will have to defend better, and find a way to limit impressive Senegalese international Ismaila Sarr, who scored Rennes’ third goal.
Alexandre Lacazette remains unavailable as he will be serving the third game of his extended three match ban for his red card away to BATE Borisov.
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